312232142440004 has 12 divisors (see below), whose sum is σ = 556715801143404. Its totient is φ = 153170484970464.

The previous prime is 312232142439913. The next prime is 312232142440157. The reversal of 312232142440004 is 400044241232213.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 279251839288900 + 32980303151104 = 16710830^2 + 5742848^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 736396562147 + ... + 736396562570.

It is an arithmetic number, because the mean of its divisors is an integer number (46392983428617).

Almost surely, 2^{312232142440004} is an apocalyptic number.

It is an amenable number.

312232142440004 is a deficient number, since it is larger than the sum of its proper divisors (244483658703400).

312232142440004 is a wasteful number, since it uses less digits than its factorization.

312232142440004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472793124774 (or 1472793124772 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 312232142440004 its reverse (400044241232213), we get a palindrome (712276383672217).

The spelling of 312232142440004 in words is "three hundred twelve trillion, two hundred thirty-two billion, one hundred forty-two million, four hundred forty thousand, four".